Understanding How RFID Works Without Power: A Simple Guide
Radio-frequency identification (RFID) technology can be found in everything from inventory management systems to contactless payment processing. It’s a universal technology that has many practical applications, and it somehow works without using any power. Learn more about it with an RFID consultant . So in this post, we’ll be explaining how RFID works, and why it can function without a power source. Source: Unsplash (CC0) Understanding How RFID Works Without Power One of the most interesting things about RFID technology is how it can work without power. When you use your credit card to pay for something, you simply hold it against a reader and it “just works”. But there’s no battery in your credit card and you’re certainly not powering it with any kind of electricity, so how does it work? How does the microchip in your card power on, and how does it transfer data to the reader? How Do RFID Tags Get Power? RFID uses something known as electromagnetic induction. When an RFID reader...